[Bug 986374] Re: oneiric->precise upgrade failed: E:Internal Error, Could not early remove python-minimal

[Jean-Baptiste Lallement]

** Attachment added: "apt.log"
   https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/986374/+attachment/3096360/+files/apt.log

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Title:
  oneiric->precise upgrade failed: E:Internal Error, Could not early
  remove python-minimal

Status in “update-manager” package in Ubuntu:
  Confirmed

Bug description:
  Last run of upgrades from Oneiric to Precise failed with the error

  2012-04-20 20:24:46,660 ERROR Exception during pm.DoInstall()
  Traceback (most recent call last):
    File "/tmp/update-manager-4jsTvT/DistUpgradeView.py", line 203, in run
      res = pm.do_install(self.writefd)
  SystemError: E:This installation run will require temporarily removing the essential package python-minimal due to a Conflicts/Pre-Depends loop. This is often bad, but if you really want to do it, activate the APT::Force-LoopBreak option., E:Internal Error, Could not early remove python-minimal

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